<template>
    <div class="login_container">
        <!-- 登陆组件 -->
        <div class='login_box'>
            <!-- 头像区域 -->
            <div class="login_icon">
                <img src="../assets/icon.jpg" alt="">
            </div>
            <!-- 登陆表单 -->
            <el-form :model="loginForm" :rules="loginFormRules" ref="loginFormRef" label-width="0px" class="box_input">
                <!-- 用户名 -->
                <el-form-item prop="username"  >
                    <el-input  v-model="loginForm.username" prefix-icon="iconfont icon-user"></el-input>
                </el-form-item>
                <!-- 密码 -->
                 <el-form-item  prop="password">
                    <el-input  v-model="loginForm.password"  type="password" prefix-icon="iconfont icon-3702mima"></el-input>
                </el-form-item>
                <!-- 重置按钮 -->
                 <el-form-item  class="box_bnt">
                    <el-button type="info" @click="resetLoginForm">重置</el-button>
                    <el-button type="primary" @click="login">登陆</el-button>
                </el-form-item>
            </el-form>
        </div>
    </div>
</template>
<script>
export default {

  data () {
    return {
      // 登陆表单的数据绑定
      loginForm: {
        username: 'blank',
        password: '115656'
      },
      loginFormRules: {
        username: [
          { required: true, message: '请输入用户名', trigger: 'blur' },
          { min: 3, max: 8, message: '长度在 3 到 8 个字符', trigger: 'blur' }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' }
        ]
      }
    }
  },
  methods: {
    resetLoginForm () {
      this.$refs.loginFormRef.resetFields()
    },
    // 登陆判断
    login () {
      this.$refs.loginFormRef.validate(async valid => {
        if (!valid) return
        const { data: res } = await this.$http.post('login', this.loginForm)
        if (res.meta.status !== 200) return this.$message.error('登陆失败')
        this.$message.success('登陆成功')
        // sessionStorage
        window.sessionStorage.setItem('token', res.data.token)
        this.$router.push('/home')
      })
    }
  }

}
</script>

<style lang="less" scoped>
    .login_container{
        background-color:#2b4b6b;
        height: 100%;
     }
    .login_box{
        width: 450px;
        height: 300px;
        background-color: #ffff;
        border-radius: 10px;
        position: absolute;
        left: 50%;
        top: 50%;
        transform: translate(-50%,-50%);
    }
    .login_icon{
        height: 130px;
        width: 130px;
        border:1px solid #eee;
        border-radius: 50%;
        padding: 10px;
        background-color: #ffff;
        box-shadow: 0 0 10;
        position: absolute;
        left: 50%;
        transform: translate(-50%,-50%);
        img{
            width: 100%;
            height: 100%;
            border-radius: 50%;
            background-color: #eee;
        }
    }
    .box_bnt{
        display: flex;
        justify-content:flex-end;
    }
    .box_input{
        width: 300px;
        position: absolute;
        transform: translate(30%,50%);
    }
</style>
